RARE ANTIQUE SCRIMSHAW MORTISE GAUGE. REDUCED PRICE. We are offering this rare scrimshaw marking gauge made entirely of whale bone. The fence, and stem are each 1 piece of whale bone with a wooden set screw and the bottom has an iron wear plate. This rare scrimshaw wood working tool is over 8" in length and the fence is 2 1/2" wide. The whaleship carpenter that made this tool, was out of necessicty as noted by the extensive wear areas. The tool dates to the early 1800’s. REDUCED PRICEscr-scribe1-12